_dta:
  1.  by Jean Roth , jroth@nber.org , 21 Nov 2015

ptaxgroup4:
  1.  193200000X, Multi-Specialty Group
  2.  193400000X, Single Specialty Group

  obs:        21,420                          
 vars:             2                          21 Nov 2015 10:05
 size:     1,113,840                          (_dta has notes)
-------------------------------------------------------------------------------
              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
npi             str10   %10s                  National Provider Identifier
                                                (NPI)
ptaxgroup4      str42   %42s                * Healthcare Provider Taxonomy
                                                Group 4
                                            * indicated variables have notes
-------------------------------------------------------------------------------
Sorted by:  npi